docs: def benchmark(repeat=10):
      """Benchmark cyordereddict.OrderedDict against collections.OrderedDict
      """
      columns = ['Test', 'Code', 'Ratio (stdlib / cython)']
      res = _calculate_benchmarks(repeat)
      try:
          from tabulate import tabulate
          print(tabulate(res, columns, 'rst'))
      except ImportError:
          print(columns)
          print(res)